| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [num ord] be [verb] | 111 |
|
| 2 | must [adj] be [verb] | 80 |
|
| 3 | must [num ord] be [verb] | 58 |
|
| 4 | must [num ord] [be] [verb] | 58 |
|
| 5 | must [num ord] [be] [verb] | 58 |
|
